@article{Sun2017,
author = "Sun, Guang-Zhen",
title = "{Exploiting Gossen's second law: a simple proof of the Euler equation and the maximum principle}",
year = "2017",
month = "11",
url = "https://monash.figshare.com/articles/Exploiting_Gossen_s_second_law_a_simple_proof_of_the_Euler_equation_and_the_maximum_principle/5562310",
doi = "10.4225/03/59fab5b326d48"
}